Why? Because you can! And pickle, and jam, or otherwise celebrate the resurgence of the domestic arts our forebears held so dear. Put on your best apron and step into our kitchen, won't you?
You can grow mint from seed, seedlings or cuttings. I prefer the later...
Experimenting with planting cuttings from wild grapevines. These will at least provide shade and I may eventually graft vinifera vines onto them.
Want to make the most of your small yard? Consider planting edibles in your front yard. With a small foundation bed and some good luck, I turned an unproductive corner of my yard into a berry patch in an hour.
Learn how to take advantage of the moon's gravitational pull when planting out your vegetables. It is also just a good primer to learn how to schedule plantings based off of your average frost dates.